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    Human Anatomy Study Set 4
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    Exam 2: The Celt Basic Unit of Structure and Function
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    Which of These Is Considered a "Gatekeeper" That Regulates the Passage
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Which of These Is Considered a "Gatekeeper" That Regulates the Passage

Question 45

Question 45

Multiple Choice

Which of these is considered a "gatekeeper" that regulates the passage of materials in or out of the cell?


A) Cilia
B) Plasma membrane
C) Lysosome
D) Cholesterol molecule
E) Flagellum

Correct Answer:

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